X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost04.isp.att.net ([204.127.217.104] verified) by logan.com (CommuniGate Pro SMTP 5.2c4) with ESMTP id 2643472 for flyrotary@lancaironline.net; Sun, 13 Jan 2008 13:30:36 -0500 Received-SPF: pass receiver=logan.com; client-ip=204.127.217.104; envelope-from=atlasyts@bellsouth.net Received: from [65.2.50.38] (adsl-2-50-38.mia.bellsouth.net[65.2.50.38]) by isp.att.net (frfwmhc04) with SMTP id <20080113182955H0400a662oe>; Sun, 13 Jan 2008 18:29:55 +0000 X-Originating-IP: [65.2.50.38] Mime-Version: 1.0 (Apple Message framework v753) In-Reply-To: References: Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: Content-Transfer-Encoding: 7bit From: Bulent Aliev Subject: Re: [FlyRotary] Re: URL for HushPower Date: Sun, 13 Jan 2008 13:29:53 -0500 To: "Rotary motors in aircraft" X-Mailer: Apple Mail (2.753) It is 18mm x 1.5 On Jan 12, 2008, at 10:42 PM, Bob White wrote: > Hi Bill, > > I was told by a sales clerk at NAPA that all O2 sensors use the same > thread (I don't know about wide band sensors so this may not apply). > My memory tells me it a 14 mm spark plug thread. My memory is not > always reliable. > > Bob W. > > On Sat, 12 Jan 2008 22:35:55 -0500 > "Bill Bradburry" wrote: > >> Mark, >> >> >> >> How do the threads look on the O2 sensor? Mine were boogered up >> when I >> removed it. I still don't know if it is due to different threads or >> something else. I used the bung from the original exhaust >> manifold, but the >> O2 sensor that Tracy recommends. >> >> >> >> Bill B >> >> >> >> _____ >> >> From: Rotary motors in aircraft >> [mailto:flyrotary@lancaironline.net] On >> Behalf Of Mark Steitle >> Sent: Saturday, January 12, 2008 9:06 PM >> To: Rotary motors in aircraft >> Subject: [FlyRotary] Re: URL for HushPower >> >> Bill, >> The cowl has had the "Dolly Pardon" mod. So, no further cowl >> modifications >> should be necessary. Hopefully, this exhaust system will last. I >> found one >> crack that I hope was caused by not having a support out near the >> rear. The >> HP-2 will be supported for sure. I haven't installed the bung for >> the O2 >> sensor yet, plan to do that tomorrow. I need to pick up a new O2 >> sensor as >> mine somehow got damaged. >> >> Mark S. >> >> On Jan 12, 2008 7:02 PM, Bill Bradburry >> wrote: >> >> Took me a minute to figure out what I was looking at, Mark, but >> what are you >> going to do to reinstall the O2 sensor? Looks like you will have >> to do a >> little cowl mod as well? >> >> >> >> I sure wish I lived a little closer to your welder. :>) That is >> a very >> clean looking install. >> >> >> >> Bill B >> >> >> >> _____ >> >> From: Rotary motors in aircraft >> [mailto:flyrotary@lancaironline.net] On >> Behalf Of Mark Steitle >> Sent: Saturday, January 12, 2008 5:59 PM >> >> >> To: Rotary motors in aircraft >> >> Subject: [FlyRotary] Re: URL for HushPower >> >> For rotorheads that are contemplating using (also the mildly >> curious) the >> Flowmaster HP-2 "resonator" muffler, >> >> I installed the HP-2 today on my 20B and was able to do a run-up. >> Bobby >> Hughes and I both agree that the exhaust tone is much, much >> mellower with a >> deeper tone. My Lighspeed ANR headset had no problem cancelling >> out this >> low-frequency exhaust tone. While the overall sound level was >> still pretty >> significant, the exhaust tone was much more pleasant to the ears. >> The >> ear-piercing, glass shattering, nails-on-the-chalkboard, >> make-you-bleed-from-the-ears, exhaust tone is totally tamed. The >> 3-blade >> M/T prop is the primary noisemaker now. The test took place >> between two >> rows of hangars, so I feel that DB readings are not very >> realistic. I'll >> take those again out on the ramp and post the numbers. If the >> HP-2 holds up >> to the pounding of the rotary's exhaust, I'll be a very happy camper. >> >> Mark S. >> >> >> >> On Jan 12, 2008 3:22 PM, Ed Anderson >> wrote: >> >> They are both used stock Rx-7 turbos. one is the older model pre >> 89 and >> the second is a later model 91 year. They both appear to be in >> working >> condition in no nicks on the blades and they spin. I used >> compressed air to >> spin the compressor wheels to they were really whizzing along. >> >> >> >> One came with my 91 turbo block and the other was given to me. >> >> >> >> Ed >> >> >> >> >> >> ----- Original Message ----- >> >> From: Thomas Jakits >> >> To: Rotary motors in aircraft >> >> Sent: Saturday, January 12, 2008 3:46 PM >> >> Subject: [FlyRotary] Re: URL for HushPower >> >> >> >> Well, >> >> then we just have to keep on looking for a "justification" for you/ >> your >> area/etc. :) >> >> Just wait, I'll find something! :) >> >> Thomas >> >> How about: "..... I have two turbo sitting in my shop......." >> >> ...are they new/used? What's the scoop on them? >> >> >> >> >> >> > > > -- > N93BD - Rotary Powered BD-4 - http://www.bob-white.com > 3.8 Hours Total Time and holding > Cables for your rotary installation - http://roblinstores.com/cables/ > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: http://mail.lancaironline.net:81/lists/ > flyrotary/List.html